Commodity2005200620072008200920102011
Telephonic/telegraphic switching app.$11,166,720$6,976,131$4,251,645$44,894,075$38,900,915$47,954,264$79,791,757
Parts of the app. & equip. of 85.17$7,712,487$7,250,047$5,340,526$59,595,483$15,379,618$8,017,559$19,519,767
Total$18,879,207$14,226,178$9,592,171$104,489,558$54,280,533$55,971,823$99,311,524